Santa Rita Experimental Range
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Photo Station #234



19021 SEP 1902 1

Photo Archive No. 234.1.1902.09

PS 234. 1902. Griffiths No. 1019. Looking West from the base of Pyramid Hill. Stone's sheep camp is shown to the left of the foreground, together with the location of two corales, the one to the left being abandoned, and the larger one to the right and beyond being the one in use at the present time. The shrubbery shown consists of Condalia mainly, with a little Cats-claw. This photograph was taken about the middle of September.

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SEP19410 SEP 1941 1

Photo Archive No. 234.1.1941.09

A-1948. Photo Sta. No. 234. Retake of Photo No. 1019 originally taken by Griffiths about 1902. Original photo shows site of a sheep camp and bedding ground. Shrub growth along the wash has increased manyfold. Cacti have also come in noticeably on far ridge along with more mesquite. Grass cover does not seem greatly different, though comparisons are hard to make. (5x7) Sept. 1941.

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SEP19510 SEP 1951 1

Photo Archive No. 234.1.1951.09

P.S. 234. B-51-13. Looking west. 25-45-13 3/4". Repeat of Griffith #1019. Bohning, SRER. 14 Sept. 1951.

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DEC19860 DEC 1986 1

Photo Archive No. 234.1.1986.12

PS 234. Azimuth 270. Dec. 26, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

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NOV19981 NOV 1998 1

Photo Archive No. 234.1.1998.11

PS 234. November 21, 1998, 1:35 p.m. Facing west. Azimuth 270. Pasture 6C. 35mm lens focal length. Photo taken from actual site where view is blocked by mesquite and Celtis plants. M. McClaran.

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234_1_2007_03 MAR 2007 1

Photo Archive No. 234.1.2007.03

PS. 234. 16 March 2007. Facing west, Azimuth 270. Pasture 6C. Elevation 1132 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Rebar placed and painted present, camera above rebar. Blue paloverde right foreground and far right midground. Celtis with small mesquite inside, center large mesquite with small Celtis inside. Low shrub is Calliandra leaves and flowers emerging. Black grama most common grass, cottontop and threeawns common. No Lehmann lovegrass. Compared to 1998, very similar now. M. McClaran photographer, A. Nafus assistant.

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234_1_2013_03 MAR 2013 1

Photo Archive No. 234.1.2013.03

PS. 234. 22 March 2013. 9:29 am. Facing west, Azimuth 270. Pasture 6C. Elevation 1124 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Camera above painted rebar. Blue paloverde right foreground and far right midground. Celtis with small mesquite under, center large mesquite with small Celtis under. Low shrub is Calliandra leaves and flower buds present. Black grama most common grass, cottontop, slender grama and threeawns common. No Lehmann lovegrass. Compared to 2007, palo verde has grown further into the view, and more perennial grass in foreground. M. McClaran photographer, K. Hawkes assistant.

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NOV19982 NOV 1998 2

Photo Archive No. 234.2.1998.11

PS 234. November 21, 1998, 1:35 p.m. Facing west. Azimuth 270. Pasture 6C. 35mm lens focal length. Taken upslope of actual site. M. McClaran.

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234_2_2007_03 MAR 2007 2

Photo Archive No. 234.2.2007.03

PS. 234. 16 March 2007. Facing west, Azimuth 270. Pasture 6C. Elevation 1132 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Rebar placed and painted present, camera 13 m west of rebar for better view and at 1 m height. Mesquite alive, small blue paloverde right center. Mixture of Celtis and mesquite large plants. Prickly pear. Cottontop and threeawns common grasses. Lycium left bottom. Compared to 1998, very similar now. M. McClaran photographer, A. Nafus assistant.

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234_2_2013_03 MAR 2013 2

Photo Archive No. 234.2.2013.03

PS. 234. 22 March 2013. 9:51 am. Facing west, Azimuth 270. Pasture 6C. Elevation 1124 m. ISO 125, 35mm focal length, Canon Mark II 5D Digital Camera. Camera 13 m west of rebar for better view and at 1 m height. Mesquite alive, small blue paloverde right center. Mixture of Celtis and mesquite large plants. Sideoats grama lines edge of wash, also cottontop and threeawns common grasses; also slender grama, and black grama; as well as Setaria under mesquiute. Lycium left bottom may be dead now. Hibiscus in foreground and Calliandra present. Compared to 2007, prickly pear is missing from middle foreground; more grass on both sides of wash. M. McClaran photographer, K. Hawkes assistant.

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Last updated - June 2013
Mitchel McClaran - mcclaran@u.arizona.edu